OPERATING MANUAL - Hettich AG, CH
OPERATING MANUAL - Hettich AG, CH
OPERATING MANUAL - Hettich AG, CH
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Design and description<br />
Important: The relative air humidity can only be set in the temperature range of 10 °C to 95 °C.<br />
The CTC climatic test chamber has two freshwater tanks with automatic switchover (see page<br />
22 ). The currently active tank is indicated in the control display by “TANK1” or “TANK2” (see<br />
page 28 ).<br />
2.3 Working range<br />
Caution:<br />
If in operation at the upper level or outside the working range for long periods, puddles<br />
of water may form inside the chamber and water may pass the door seal.<br />
Humidity rh%<br />
12<br />
100<br />
90<br />
80<br />
70<br />
60<br />
50<br />
40<br />
30<br />
20<br />
10<br />
0<br />
0 10 20 30 40 50 60 70 80 90 100<br />
Temperature in ˚C<br />
Fig. 5 Control range of temperature and<br />
relative humidity<br />
°C<br />
Temperature in<br />
200<br />
150<br />
100<br />
50<br />
0<br />
-50<br />
0 10 20 30 40 50 60 70 80 90 100<br />
min<br />
180 to -40 degrees in 80 minutes<br />
Fig. 7 Cooling / heating up speed<br />
Heat input [W]<br />
Temperature in ˚C<br />
Fig. 6 Heat compensation T ambient = 25 °C<br />
Temperature in ˚C<br />
200<br />
150<br />
100<br />
50<br />
0<br />
-50<br />
0 10 20 30 40 50 60 70 80 90 100<br />
min<br />
-40 to 180 degrees in 20 minutes
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